V. S. Adonyeva
Government-financed healthcare institution of Oryol region «Polyclinic N 2»
Russian Federation

Adonyeva Viktoriya S – head of infectious diseases and immunological prophylaxes 

302040, Orel, March 8th street, 2

Ye. A. Kolodyazhnaya
Government-financed healthcare institution of Oryol region «Oryol oncologic dispensary»
Russian Federation

Kolodyazhnaya Yelena A – chemotherapeutist, 5-th oncologic department

A. B. Bochkarev
State educational government-financed institution of higher professional education «Oryol state university»
Russian Federation

Bochkarev Aleksey B — MD, lecturer of the Chair of anatomy, operative surgery and emergency medicine

302028, Orel, Oktyabr’skaya street, 25